
import http from 'http';
import fs from 'fs/promises';
import url from 'url';
import path from 'path';

//获取当前文件路径
const_filename = url.pathToFileURL(import.meta.url);
const_dirname = path.dirname(__filename);
console.log(__dirname,__filename);
const PORT = process.env.PORT;

const server = http.createServer(async (req,res) =>{

})


try {
    //检查是否为GET请求
    if(req.method === 'GET'){
      let filePath;
        
            if(req.url === "/") {
               filePath = path.join(__dirname,'public','Index.html');
            }  else if(req.url === '/about') {
                filePath = path.join(__dirname,'public','about.html');
            } 
       
         else{
            res.writeHead(404,{'Content-Type':'text/html:charset=utf-8'});
            res.end('<h1>未找到<h1>');
            return;
        } 
        const data = await fs.readFile(filePath);
        res.setHeader('Content-Type','text/html:charest-utf-8');
        res.writeHead(200);
        res.end (data);
    }else{
       res.writeHead (400,{'Content-Type':'text/html:charset=utf-8'});
       res.end('<h1>非法请求<h1>')
    }
}
   catch (error) {
     console.log(error);
    res.writeHead(500,{'Content-Type':'text/html'});
    res.end('<h1>${error.message}</h1>');
}


server.listen(PORT,() => {
    console.log("服务器已启动，监听端口 8000");
  });
  